A company's shares typically drop when its chairman dies, but Valhi (VHI+2.4%), Kronos Worldwide (KRO+9.3%) and NL Industries (NL+9.5%) all are moving higher after the death of Harold Simmons during the weekend.

The Texas billionaire was a controversial figure and often battled with federal regulators while running a holding company for companies that dealt in hazardous waste and toxic chemicals.

|Dec. 30, 2013, 12:23 PM

Sep. 9, 2011, 1:33 PM

Shares of Valhi (VHI-4.2%) fall off with other chemical manufacturers, giving back some of the stock's impressive 33% monthly gain. According to a SEC filing the company's Chairman of the Board remains bullish, picking up more shares to add to his stake in the firm.

|Sep. 9, 2011, 1:33 PM

Sep. 6, 2011, 1:01 PM

Shares of Valhi (VHI+0.9%) manage to post a small gain on a day decliners are beating advancers by more than a 6-to-1 ratio. SEC filings show the company's chairman is helping the cause by adding more shares, even with the agricultural firm's stock on a runup of 44% over the last month.